How big is Pennsylvania’s measles outbreak?

Today's health news includes a crisis in disability care, uncertainty over NIH grant decisions, and the Pennsylvania measles outbreak

賓州已報告943例麻疹確診病例並出現第五例死亡，但官方數字只覆蓋就診和檢測到的人。阿米什等封閉社區接種率低、輕症不就醫，真實規模可能遠大於統計值。